lets start our tutorial , When you’re building a web application using Flask, it’s essential to ensure that the data users submit through forms is both correct and safe. Without validating user input, you might end up with incomplete, incorrect, or even malicious data entering your system, which could cause bugs or security issues. Luckily, …
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let’s start our tutorial, Uploading files is a common feature in many web applications, whether it’s for profile pictures, documents, or reports. Flask makes it easy to accept files from users and save them to your server. This guide will walk you through the steps to set up file upload functionality in a Flask application. …
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Hello Internet, in this tutorial we are going to learn how to apply Filters and Edge Detection on images using OpenCV. In today’s computer vision world, extracting meaningful features from images is crucial for tasks like object detection, recognition, and scene understanding. Two fundamental techniques that make this possible are image filtering and edge detection. …
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In this tutorial we will learn that how to handle a user input in flask web app. our goal is to let users submit their name and email through a form. Here when the user submits the form first the app will check if the input are valid -note that fields should not be empty …
In this tutorial we create a basic login form using Flask and Python. The form takes a username and password, checks the input against a hardcoded value, and displays a success or failure message based on whether the login is correct. This is a great starting point for understanding how authentication works in web apps. It …
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Hello Internet, today I am going to teach you how to work with python’s built-in-map and filter Function. When working with lists or other iterable data structures in Python, we often need to perform operations on every item or extract only the items that meet a certain condition. While loops and list comprehensions are popular …
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Hello Internet, in this tutorial we are going to use Python’s Itertools for Efficient Looping and Combinations. Python is known for its simplicity and powerful standard library. One of the hidden gems in this library is the itertools module — a treasure chest of fast, memory-efficient tools for looping, iteration, and combination generation. Whether you’re …
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Introduction End-to-End Encryption (E2EE) ensures that data is encrypted by the sender and decrypted only by the receiver. This blog demonstrates how to implement secure encryption using the PyCryptodome library in Python. Table of Contents Introduction What is E2EE? Installing PyCryptodome AES Encryption Example Sample Code Use Cases Conclusion What is E2EE? End-to-End Encryption prevents …
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Introduction Decorators in Python are used to modify or extend the behavior of functions and methods. While basic decorators are useful, decorators with arguments unlock powerful patterns such as retry mechanisms, logging, and custom validations. Table of Contents Introduction Basics of Decorators Writing Decorators with Arguments Sample Code Use Cases Conclusion Basics of Decorators A …
Introduction In Python, classes themselves are objects. This opens the door for dynamic class creation during runtime using the built-in type() function. This powerful feature is useful for metaprogramming, plugin systems, and scenarios where class definitions are generated programmatically. Table of Contents Introduction What is type()? Creating a Class with type() Sample Code Use Cases …